fixes for 2.0.*

.vscode/settings.json

@@ -8,4 +8,4 @@
     },
     // Turn off tsc task auto detection since we have the necessary tasks as npm scripts
     "typescript.tsc.autoDetect": "off"
-}
+}

ChangeLog.md

@@ -1,5 +1,11 @@
 # Write Your Python Program - CHANGELOG
 
+* 2.0.3 (2025-09-24)
+  * More fixes
+* 2.0.2 (2025-09-24)
+  * More fixes
+* 2.0.1 (2025-09-24)
+  * Minor fixes
 * 2.0.0 (2025-09-24)
   * Remove wrappers, only check types at function enter/exit points
   * Restructure directory layout

README.md

@@ -33,29 +33,14 @@ After installation, you can use the `wypp` command
 for running your python files, making all features explained below available.
 Run `wypp --help` for usage information.
 
-## What's new?
-
-Here is the [Changelog](ChangeLog.md).
-
-* **Breaking change** in version 2.0.0 (2025-0-24): type annotations are now only
-  checked when entering/exiting a function. Before, certain things such as lists
-  or callable were put behind wrapper objects. For example, these wrappers ensured
-  that only ints could be appended to a list of type `list[int]`. However, these
-  wrappers came with several drawbacks, so they were removed in release 2.0.0
-* **Breaking change** in version 0.12.0 (2021-09-28): type annotations are now checked
-  dynamically when the code is executed.
-  This behavior can be deactivated in the settings of the extension.
-* **Breaking change** in version 0.11.0 (2021-03-11): wypp is no longer automatically imported.
-You need an explicit import statement such as `from wypp import *`.
-
 ## Features
 
 Here is a screen shot:
 
-![Screenshot](screenshot.png)
+![Screenshot](screenshot.jpg)
 
 There is also a visualization mode, similar to [Python Tutor](https://pythontutor.com/):
-![Screenshot](screenshot2.png)
+![Screenshot](screenshot2.jpg)
 
 When hitting the RUN button, the vscode extension saves the current file, opens
 a terminal and executes the file with Python, staying in interactive mode after
@@ -198,13 +183,27 @@ before the type being defined, for example to define recursive types or as
 the type of `self` inside of classes. In fact, there is no check at all to make sure
 that anotations refer to existing types.
 
-
 ## Module name and current working directory
 
 When executing a python file with the RUN button, the current working directory is set to
 the directory of the file being executed. The `__name__` attribute is set to the value
 `'__wypp__'`.
 
+## What's new?
+
+Here is the [Changelog](ChangeLog.md).
+
+* **Breaking change** in version 2.0.0 (2025-09-24): type annotations are now only
+  checked when entering/exiting a function. Before, certain things such as lists
+  or callable were put behind wrapper objects. For example, these wrappers ensured
+  that only ints could be appended to a list of type `list[int]`. However, these
+  wrappers came with several drawbacks, so they were removed in release 2.0.0
+* **Breaking change** in version 0.12.0 (2021-09-28): type annotations are now checked
+  dynamically when the code is executed.
+  This behavior can be deactivated in the settings of the extension.
+* **Breaking change** in version 0.11.0 (2021-03-11): wypp is no longer automatically imported.
+You need an explicit import statement such as `from wypp import *`.
+
 ## Bugs & Problems
 
 Please report them in the [issue tracker](https://github.com/skogsbaer/write-your-python-program/issues).

package.json

@@ -3,7 +3,7 @@
 	"displayName": "Write Your Python Program!",
 	"description": "A user friendly python environment for beginners",
 	"license": "See license in LICENSE",
-	"version": "2.0.0",
+	"version": "2.0.3",
 	"publisher": "StefanWehr",
 	"icon": "icon.png",
 	"engines": {

python/code/wypp/i18n.py

@@ -140,7 +140,25 @@ def tr(key: str, **kws) -> str:
     'Constructor of record `{cls}` does not accept keyword argument `{name}`.':
         'Konstruktor des Records `{cls}` akzeptiert kein Schlüsselwort-Argument `{name}`.',
 
-    'invalid record definition': 'ungültige Record-Definition'
+    'invalid record definition': 'ungültige Record-Definition',
+
+    'Expected {expected}, but the result is {actual}':
+        'Erwartet wird {expected}, aber das Ergebnis ist {actual}',
+    'ERROR: ': 'FEHLER: ',
+    'ERROR in ': 'FEHLER in ',
+    'File {filename}, line {lineno}: ': 'Datei {filename}, Zeile {lineno}: ',
+    'Uncovered case': 'Ein Fall ist nicht abgedeckt',
+    'uncovered case': 'ein Fall ist nicht abgedeckt',
+    'The impossible happened!': 'Das Unmögliche ist passiert!',
+    'Stop of execution': 'Abbruch der Ausführung',
+    '1 successful test': '1 erfolgreicher Test',
+    'all succesful': 'alle erfolgreich',
+    'and stop of execution': 'und Abbruch der Ausführung',
+    'all successful': 'alle erfolgreich',
+
+    'NOTE: running the code failed, some definitions might not be available in the interactive window!':
+        'ACHTUNG: der Code enthält Fehler, einige Definition sind möglicherweise in interaktiven Fenster nicht verfügbar!'
+
 }
 
 def expectingNoReturn(cn: location.CallableName) -> str:
@@ -346,3 +364,40 @@ def unknownKeywordArgument(cn: location.CallableName, name: str) -> str:
             return tr('Constructor of record `{cls}` does not accept keyword argument `{name}`.',
                         cls=cls, name=name)
     raise ValueError(f'Unexpected: {cn}')
+
+def checkExpected(expected: str, actual: str) -> str:
+    return tr('Expected {expected}, but the result is {actual}', expected=expected,actual=actual)
+
+def numTests(n: int) -> str:
+    match getLang():
+        case 'en':
+            if n == 0:
+                return 'no tests'
+            elif n == 1:
+                return '1 test'
+            else:
+                return f'{n} tests'
+        case 'de':
+            if n == 0:
+                return 'keine Tests'
+            elif n == 1:
+                return '1 Test'
+            else:
+                return f'{n} Tests'
+
+def numFailing(n: int) -> str:
+    match getLang():
+        case 'en':
+            if n == 0:
+                return 'no errors'
+            elif n == 1:
+                return '1 error'
+            else:
+                return f'{n} errors'
+        case 'de':
+            if n == 0:
+                return 'keine Fehler'
+            elif n == 1:
+                return '1 Fehler'
+            else:
+                return f'{n} Fehler'

python/code/wypp/interactive.py

@@ -8,6 +8,7 @@
 from constants import *
 from myLogging import *
 from exceptionHandler import handleCurrentException
+import i18n
 
 def prepareInteractive(reset=True):
     print()
@@ -41,7 +42,7 @@ def enterInteractive(userDefs: dict, checkTypes: bool, loadingFailed: bool):
         globals()[k] = v
     print()
     if loadingFailed:
-        print('NOTE: running the code failed, some definitions might not be available!')
+        print(i18n.tr('NOTE: running the code failed, some definitions might not be available in the interactive window!'))
         print()
     if checkTypes:
         consoleClass = TypecheckedInteractiveConsole

python/code/wypp/lang.py

@@ -4,7 +4,6 @@
 
 def _langFromEnv(env: MutableMapping) -> str | None:
     # 1) GNU LANGUAGE: colon-separated fallbacks (e.g., "de:en_US:en")
-    os.getenv
     lng = env.get("LANGUAGE")
     if lng:
         for part in lng.split(":"):
@@ -35,9 +34,11 @@ def _normLang(tag: str) -> str:
 
 def pickLanguage[T: str](supported: list[T], default: T) -> T:
     """Return best match like 'de' or 'de_DE' from supported codes."""
-    raw = _langFromEnv(os.environ)
+    (raw, _) = locale.getlocale()
     if not raw:
-        return default
+        raw = _langFromEnv(os.environ)
+        if not raw:
+            return default
     want = _normLang(raw)
     # exact match first
     for s in supported:

python/code/wypp/writeYourProgram.py

@@ -9,6 +9,7 @@
 import location
 import paths
 import utils
+import i18n
 
 _DEBUG = False
 def _debug(s):
@@ -147,23 +148,21 @@ def printTestResults(prefix='', loadingFailed=False):
     failing = _testCount['failing']
     bad = '🙁'
     good = '😀'
-    tests = f'{prefix}{total} Tests'
-    if total == 1:
-        tests = f'{prefix}{total} Test'
+    tests = f'{prefix}' + i18n.numTests(total)
     if total == 0:
         pass
     elif failing == 0:
         if loadingFailed:
-            print(f'{tests}, Abbruch der Ausführung {bad}')
+            print(f'{tests}, {i18n.tr("Stop of execution")} {bad}')
         elif total == 1:
-            print(f'1 erfolgreicher Test {good}')
+            print(f'{i18n.tr("1 successful test")} {good}')
         else:
-            print(f'{tests}, alle erfolgreich {good}')
+            print(f'{tests}, {i18n.tr("all successful")} {good}')
     else:
         if loadingFailed:
-            print(f'{tests}, {failing} Fehler und Abbruch der Ausführung {bad}')
+            print(f'{tests}, {i18n.numFailing(failing)} and stop of execution {bad}')
         else:
-            print(f'{tests}, {failing} Fehler {bad}')
+            print(f'{tests}, {i18n.numFailing(failing)} {bad}')
     return {'total': total, 'failing': failing}
 
 def checkEq(actual, expected):
@@ -197,20 +196,20 @@ def checkGeneric(actual, expected, *, structuralObjEq=True, floatEqWithDelta=Tru
         frame = stack[2] if len(stack) > 2 else None
         if frame:
             filename = paths.canonicalizePath(frame.filename)
-            caller = f"Datei {filename}, Zeile {frame.lineno}: "
+            caller = i18n.tr('File {filename}, line {lineno}: ',
+                             filename=filename, lineno=frame.lineno)
         else:
             caller = ""
         def fmt(x):
             if type(x) == str:
                 return repr(x)
             else:
                 return str(x)
-        msg = f"{caller}Erwartet wird {fmt(expected)}, aber das " \
-            f"Ergebnis ist {fmt(actual)}"
+        msg = caller + i18n.checkExpected(fmt(expected), fmt(actual))
         if _dieOnCheckFailures():
             raise Exception(msg)
         else:
-            print("FEHLER in " + msg)
+            print(i18n.tr('ERROR in ') + msg)
 
 def checkFail(msg: str):
     if not _checksEnabled:
@@ -220,15 +219,17 @@ def checkFail(msg: str):
     if _dieOnCheckFailures():
         raise Exception(msg)
     else:
-        print("FEHLER: " + msg)
+        print(i18n.tr('ERROR: ') + msg)
 
 def uncoveredCase():
     stack = inspect.stack()
     if len(stack) > 1:
         caller = stack[1]
-        raise Exception(f"{caller.filename}, Zeile {caller.lineno}: ein Fall ist nicht abgedeckt")
+        callerStr = i18n.tr('File {filename}, line {lineno}: ',
+                            filename=caller.filename, lineno=caller.lineno)
+        raise Exception(callerStr + i18n.tr('uncovered case'))
     else:
-        raise Exception(f"Ein Fall ist nicht abgedeckt")
+        raise Exception(i18n.tr('Uncovered case'))
 
 #
 # Deep equality
@@ -328,7 +329,8 @@ def todo(msg=None):
 
 def impossible(msg=None):
     if msg is None:
-        msg = 'Das Unmögliche ist passiert!'
+        msg = i18n.tr('The impossible happened!')
+        'Das Unmögliche ist passiert!'
     raise errors.ImpossibleError(msg)
 
 # Additional functions and aliases

python/file-test-data/basics/check2_ok.out

@@ -0,0 +1 @@
+2 Tests, alle erfolgreich 😀

python/file-test-data/basics/check2_ok.out_en

@@ -0,0 +1 @@
+2 tests, all successful 😀

python/file-test-data/basics/check2_ok.py

@@ -0,0 +1,4 @@
+from wypp import *
+
+check(1, 1)
+check(1, 1)

python/file-test-data/basics/check_ok.out

@@ -0,0 +1,2 @@
+FEHLER in Datei file-test-data/basics/check_ok.py, Zeile 4: Erwartet wird 0, aber das Ergebnis ist 1
+2 Tests, 1 Fehler 🙁

python/file-test-data/basics/check_ok.out_en

@@ -0,0 +1,2 @@
+ERROR in File file-test-data/basics/check_ok.py, line 4: Expected 0, but the result is 1
+2 tests, 1 error 🙁

python/file-test-data/basics/check_ok.py

@@ -0,0 +1,4 @@
+from wypp import *
+
+check(1, 1)
+check(1, 0)

python/file-test-data/extras/testImpossible.err

@@ -1,7 +1,7 @@
 Traceback (most recent call last):
   File "file-test-data/extras/testImpossible.py", line 3, in <module>
     impossible()
-  File "code/wypp/writeYourProgram.py", line 332, in impossible
+  File "code/wypp/writeYourProgram.py", line 334, in impossible
     raise errors.ImpossibleError(msg)
 
 Das Unmögliche ist passiert!

python/file-test-data/extras/testTodo.err

@@ -1,7 +1,7 @@
 Traceback (most recent call last):
   File "file-test-data/extras/testTodo.py", line 3, in <module>
     todo()
-  File "code/wypp/writeYourProgram.py", line 327, in todo
+  File "code/wypp/writeYourProgram.py", line 328, in todo
     raise errors.TodoError(msg)
 
 TODO

src/extension.ts

@@ -221,15 +221,17 @@ async function fixPylanceConfig(
     context: vscode.ExtensionContext,
     folder?: vscode.WorkspaceFolder
 ) {
-    // disable warnings about wildcard imports, add wypp to pylance's extraPaths
+    // disable warnings about wildcard imports, set pylance's extraPaths to wypp
+    // turn typechecking off
+    // This is a quite distructive change, so we do it on first hit of the run button
+    // not on-load of the plugin
     const libDir = context.asAbsolutePath('python/code/');
 
-    // Use the "python" section; Pylance contributes python.analysis.*
     const cfg = vscode.workspace.getConfiguration('python', folder?.uri);
     const target = folder ? vscode.ConfigurationTarget.WorkspaceFolder
                    : vscode.ConfigurationTarget.Workspace;
 
-    // Read existing overrides (don’t clobber other rules)
+    // wildcard warnings
     const keyOverride = 'analysis.diagnosticSeverityOverrides';
     const overrides = cfg.get<Record<string, string>>(keyOverride) ?? {};
     if (overrides.reportWildcardImportFromLibrary !== 'none') {
@@ -244,16 +246,27 @@ async function fixPylanceConfig(
         );
     }
 
+    // extraPaths
     const keyExtraPaths = 'analysis.extraPaths';
     const extra = cfg.get<string[]>(keyExtraPaths) ?? [];
-    if (!extra.includes(libDir)) {
-        const updated = [...extra, libDir];
+    if (extra.length !== 1 || extra[0] !== libDir) {
         await cfg.update(
             keyExtraPaths,
-            [...extra, libDir],
+            [libDir],
             target
         );
-  }
+    }
+
+    // typechecking off
+    const keyMode = 'analysis.typeCheckingMode';
+    const mode = cfg.get<string>(keyMode) ?? '';
+    if (mode !== 'off') {
+        await cfg.update(
+            'analysis.typeCheckingMode',
+            'off',
+            target
+        );
+    }
 }
 
 class Location implements vscode.TerminalLink {
@@ -360,7 +373,6 @@ export async function activate(context: vscode.ExtensionContext) {
     const outChannel = vscode.window.createOutputChannel("Write Your Python Program");
     disposables.push(outChannel);
 
-    await fixPylanceConfig(context);
     const terminals: { [name: string]: TerminalContext } = {};
 
     installButton("Write Your Python Program", undefined);
@@ -374,6 +386,7 @@ export async function activate(context: vscode.ExtensionContext) {
         "run",
         "▶ RUN",
         async (cmdId) => {
+            await fixPylanceConfig(context);
             const file =
                 (vscode.window.activeTextEditor) ?
                 vscode.window.activeTextEditor.document.fileName :